Home / 12,164.70-18,247.11-6,966.93

Finding the Fourth Proportional to 12,164.70, 18,247.11 and 6,966.93

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Solution

The fourth proportional to 12,164.70, 18,247.11 and 6,966.93 is: 10,450.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,164.70 : 18,247.11 = 6,966.93 : x
  2. Step 2: Convert to fraction form
    12,164.70/18,247.11 = 6,966.93/x
  3. Step 3: Cross multiply
    12,164.70x = 18,247.11 × 6,966.93
  4. Step 4: Simplify right side
    12,164.70x = 127,126,338.07
  5. Step 5: Solve for x
    x = 127,126,338.07/12,164.70
  6. Step 6: Final answer
    x = 10,450.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.